desc approved low dropout nega tive three t erminal, fixed v oltage, low dropout negative v oltage regulator in hermetic packages features ? approved to de s c standardized military drawings ? low dropout v oltage, 0.6 v @ i o = 1 a ? output current in excess of 1 a [lcc 20 (n2) package limited to 0.3a] ? reverse battery protection ? internal short circuit protection ? isolated and non-isolated hermetic package t ypes ? output v oltages: - 5v, -5.2v , -12v, & -15v descriptionthe om2990 series of fixed voltage regulators are designed to provide up to 1.5a with high ef ficiency . it has the ability to source 1a of output current with a typical dropout voltage of 0.6v and a maximum of 1v over the entire operating temperature range. it issupplied in hermetic packages and is ideally suited for all applications where small size and high reliability are required. absolute maximum ra tings, t c = 25c input v oltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -26 v to +0.3v output vo ltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -5 v , -5.2 v ,-12 v, -15 v dc operating junction t emperature range . . . . . . . . . . . . . . . . . . . . . - 55c to + 125c storage t emperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - 65c to + 150c lead t emperature (soldering 10 seconds) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300c thermal resistance: junction to case case 2, lcc20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.5c/w case u&m, to -257 (isolated) & smd-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.8c/w case t&n, t o-257 (non-isolated) & smd-1. . . . . . . . . . . . . . . . . . . . . . . . . . . 3.0c/w case y, to -3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7c/w maximum output current case 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0. 3a case u & m. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.2a case t, n & y. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.5a om2990-xnm 7 01 r3 supersedes 5 04 r2 om2990-xnk om2990-xst 1.1 1.1 1.3 1.3 1.4 2.1 2.2 2.3 2.4 3.1 3.2 approved desc dra wing omnirel p/n 5962-9571 101mua om2990 - 5 stm 5962-9571002mua om2990 - 5.2 stm 5962-9571001mua om2990 - 12 stm please see mechanical outlines herein downloaded from: http:///
1.1 1.1 1.3 1.3 1.4 2.1 2.2 2.3 2.4 3.1 3.2 electrical characteristics, om2990-5nk, nm, nt (-5 volt s) test conditions are -55c t a 125c, v in = -10 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 1.0 a 1 -5.10 -4.90 v 2 -5.25 -4.75 quiescent current i q i o < 1.0a 1 5 m a 21 2 i o = 1.0a , v in = -5 v 1,2 50 line regulation v rln -6 v v in -26 v, 1 + 40 m v i out = 5 ma 2 + 50 load regulation v rld 50 ma i out 1.0 a 1 + 50 m v 2+ 100 dropout voltage v do i o = 0.1 a 1 .3 v dv o 100 mv 2 i o = 1.0 a 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 750 v 10 hz - 100 khz short circuit current i os r l = 1 1 1.5 a 2 1.3 maximum output current i max 1 1.5 a ripple rejection r r v ripple = 1 v ms 15 0 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested electrical characteristics, om2990-12nk, nm, nt (-12 volt s) test conditions are -55c t a 125c, v in = -17 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 1.0a 1 -12.24 -11.76 v 2 -12.60 -11.40 quiescent current i q i o < 1.0a 1 5 m a 21 2 i o = 1a, v in = -12 v 1,2 50 line regulation v rln -13 v v in -26 v 1 + 65 m v i out = 5 ma 2 + 80 load regulation v rld 50 ma i out 1.0 a 1 + 80 m v 2+ 120 dropout voltage v do i o = 0.1 a 1 .3 v dv o 100 mv 2 i o = 1 a 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 1500 v 10 hz - 100 khz short circuit current i os r l = 1 1 .90 a 2 .75 maximum output current i max 1 1.4 a 4 ripple rejection r r v ripple = 1 v ms 14 2 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested 4. the short circuit current is less than the maximum output current due to internal foldback current limiting. the -5v and -5.2v versions do not reach the foldback current limit and therefore conducts a higher short electrical characteristics, om2990-15nk, nm, nt (-15 volt s) test conditions are -55c t a 125c, v in = -20 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 1.0 a 1 -15.30 -14.70 v 2 -15.75 -14.25 quiescent current i q i o < 1.0a 1 15 m a 22 0 i o = 1.0a , v in = -15 v 1,2 50 line regulation v rln -16 v v in -26 v, 1 + 75 m v i out = 5 ma 2 + 120 load regulation v rld 50 ma i out 1.0 a 1 + 120 m v 2+ 190 dropout voltage v do i o = 0.1 a 1 .3 v dv o 100 mv 2 i o = 1.0 a 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 1800 v 10 hz - 100 khz short circuit current i os r l = 1 1 .75 a 2 .62 maximum output current i max 1 1.4 a 4 ripple rejection r r v ripple = 1 v ms 14 2 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested 4. the short circuit current is less than the maximum output current due to internal foldback current limiting. the -5v and -5.2v versions do not reach the foldback current limit and therefore conducts a higher short circuit level. downloaded from: http:///
electrical characteristics, om2990-5sm, st (-5 volt s) test conditions are -55c t a 125c, v in = -10 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 1.0 a 1 -5.10 -4.90 v 2 -5.25 -4.75 quiescent current i q i o < 1.0a 1 5 m a 21 2 i o = 1.0a , v in = -5 v 1,2 50 line regulation v rln -6 v v in -26 v, 1 + 45 m v i out = 5 ma 2 + 55 load regulation v rld 50 ma i out 1.0 a 1 + 70 m v 2+ 110 dropout voltage v do i o = 0.1 a 1 .3 v dv o 100 mv 2 i o = 1.0 a 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 750 v 10 hz - 100 khz short circuit current i os r l = 1 1,2 1.27 a maximum output current i max 1 1.27 a ripple rejection r r v ripple = 1 v ms 15 0 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested electrical characteristics, om2990-12sm, st (-12 volt s) test conditions are -55c t a 125c, v in = -17 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 1.0a 1 -12.24 -11.76 v 2 -12.60 -11.40 quiescent current i q i o < 1.0a 1 5 m a 21 2 i o = 1a, v in = -12 v 1,2 50 line regulation v rln -13 v v in -26 v 1 + 65 m v i out = 5 ma 2 + 80 load regulation v rld 50 ma i out 1.0 a 1 + 80 m v 2+ 120 dropout voltage v do i o = 0.1 a 1 .3 v dv o 100 mv 2 i o = 1 a 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 1500 v 10 hz - 100 khz short circuit current i os r l = 1 1,2 .75 a maximum output current i max 1 1.18 a 4 ripple rejection r r v ripple = 1 v ms 14 2 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested 4. the short circuit current is less than the maximum output current due to internal foldback current limiting. the -5v and -5.2v versions do not reach the foldback current limit and therefore conducts a higher short circuit level. electrical characteristics, om2990-15sm, st (-15 volt s) test conditions are -55c t a 125c, v in = -20 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 1.0 a 1 -15.30 -14.70 v 2 -15.75 -14.25 quiescent current i q i o < 1.0a 1 15 m a 22 0 i o = 1.0a , v in = -15 v 1,2 50 line regulation v rln -16 v v in -26 v, 1 + 75 m v i out = 5 ma 2 + 120 load regulation v rld 50 ma i out 1.0 a 1 + 120 m v 2+ 190 dropout voltage v do i o = 0.1 a 1 .3 v dv o 100 mv 2 i o = 1.0 a 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 1800 v 10 hz - 100 khz short circuit current i os r l = 1 1 .60 a 2 .50 maximum output current i max 1 1.4 a 4 ripple rejection r r v ripple = 1 v ms 14 2 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested 4. the short circuit current is less than the maximum output current due to internal foldback current limiting. the -5v and -5.2v versions do not reach the foldback current limit and therefore conducts a higher short circuit level. 1.1 1.1 1.3 1.3 1.4 2.1 2.2 2.3 2.4 3.1 3.2 downloaded from: http:///
electrical characteristics, om2990- 5n2 (-5 volt s) test conditions are -55c t a 125c, v in = -10 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 300 ma 1 -5.10 -4.90 v 2 -5.25 -4.75 quiescent current i q i o < 300 ma 1 7 m a 21 4 i o = 300 ma , v in = -5 v 1,2 55 line regulation v rln -6 v v in -26 v, 1 + 45 m v i out = 5 ma 2 + 60 load regulation v rld 50 ma i out 300 ma 1 + 80 m v 2+ 120 dropout voltage v do i o = 100 ma 1 .3 v dv o 100 mv 2 i o = 300 ma 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 800 v 10 hz - 100 khz short circuit current i os r l = 1 1 3 0 0 m a 2 250 maximum output current i max 1 300 m a ripple rejection r r v ripple = 1 v ms 15 0 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested electrical characteristics, om2990-12n2 (-12 volt s) test conditions are -55c t a 125c, v in = -17 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 300 ma 1 -12.24 -11.76 v 2 -12.60 -11.40 quiescent current i q i o < 300 ma 1 7 m a 21 4 i o = 300 ma, v in = -12 v 1,2 60 line regulation v rln -13 v v in -26 v 1 + 75 m v i out = 5 ma 2 + 110 load regulation v rld 50 ma i out 300 ma 1 + 120 m v 2+ 190 dropout voltage v do i o = 100 ma 1 .3 v dv o 100 mv 2 i o = 300 ma 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 1650 v 10 hz - 100 khz short circuit current i os r l = 1 1 2 0 0 m a 2 175 maximum output current i max 1 280 ma 4 ripple rejection r r v ripple = 1 v ms 14 2 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested 4. the short circuit current is less than the maximum output current due to internal foldback current limiting. the -5v and -5.2v versions do not reach the foldback current limit and therefore conducts a higher short electrical characteristics, om2990-15 n2 (-15 volt s) test conditions are -55c t a 125c, v in = -20 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 300 ma 1 -15.30 -14.70 v 2 -15.75 -14.25 quiescent current i q i o < 300 ma 1 20 m a 22 5 i o = 300 ma , v in = -15 v 1,2 60 line regulation v rln -16 v v in -26 v, 1 + 85 m v i out = 5 ma 2 + 130 load regulation v rld 50 ma i out 300 ma 1 + 135 m v 2+ 205 dropout voltage v do i o = 100 ma 1 .3 v dv o 100 mv 2 i o = 300 ma 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 1900 v 10 hz - 100 khz short circuit current i os r l = 1 1 1 5 0 m a 2 140 maximum output current i max 1 280 m a 4 ripple rejection r r v ripple = 1 v ms 14 2 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested 4. the short circuit current is less than the maximum output current due to internal foldback current limiting. the -5v and -5.2v versions do not reach the foldback current limit and therefore conducts a higher short circuit level. 1.1 1.1 1.3 1.3 1.4 2.1 2.2 2.3 2.4 3.1 3.2 downloaded from: http:///
electrical characteristics, om2990-5.2nk, nm, nt (-5.2 volt s) test conditions are -55c t a 125c, v in = -10.2 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 1.0 a 1 -5.30 -5.10 v 2 -5.46 -4.94 quiescent current i q i o < 1.0a 1 5 m a 21 2 i o = 1.0a , v in = -5.2 v 1,2 50 line regulation v rln -6.2 v v in -26 v, 1 + 40 m v i out = 5 ma 2 + 50 load regulation v rld 50 ma i out 1.0 a 1 + 50 m v 2+ 100 dropout voltage v do i o = 0.1 a 1 .3 v dv o 100 mv 2 i o = 1.0 a 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 750 v 10 hz - 100 khz short circuit current i os r l = 1 1 1.5 a 2 1.3 maximum output current i max 1 1.5 a ripple rejection r r v ripple = 1 v ms 15 0 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested electrical characteristics, om2990-5.2sm, st (-5.2 volt s) test conditions are -55c t a 125c, v in = -10.2 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 1.0 a 1 -5.30 -5.10 v 2 -5.46 -4.94 quiescent current i q i o < 1.0a 1 5 m a 21 2 i o = 1.0a , v in = -5.2 v 1,2 50 line regulation v rln -6.2 v v in -26 v, 1 + 45 m v i out = 5 ma 2 + 55 load regulation v rld 50 ma i out 1.0 a 1 + 70 m v 2+ 110 dropout voltage v do i o = 0.1 a 1 .3 v dv o 100 mv 2 i o = 1.0 a 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 750 v 10 hz - 100 khz short circuit current i os r l = 1 1,2 1.27 a maximum output current i max 1 1.27 a ripple rejection r r v ripple = 1 v ms 15 0 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested electrical characteristics, om2990-5.2n2 (-5.2 volt s) test conditions are -55c t a 125c, v in = -10.2 v, c out = 47 f (unless otherwise specified). parameter symbol test conditions notes min. max. unit output voltage v out 5 ma < i o < 300 ma 1 -5.30 -5.10 v 2 -5.46 -4.94 quiescent current i q i o < 300 ma 1 7 m a 21 4 i o = 300 ma , v in = -5.2 v 1,2 55 line regulation v rln -6.2 v v in -26 v, 1 + 45 m v i out = 5 ma 2 + 60 load regulation v rld 50 ma i out 300 ma 1 + 80 m v 2+ 120 dropout voltage v do i o = 100 ma 1 .3 v dv o 100 mv 2 i o = 300 ma 1 1 dv o 100 mv 2 output noise voltage v on i o = 5 ma, 3 800 v 10 hz - 100 khz short circuit current i os r l = 1 1 3 0 0 m a 2 250 maximum output current i max 1 300 m a ripple rejection r r v ripple = 1 v ms 15 0 d b i out = 5 ma, f = 1 khz notes: 1 . t a = 25c . 2. over full operating temperature range.3. guaranteed, not tested downloaded from: http:///
1.1 1.2 1.3 1.4 1.5 2.1 2.2 2.3 2.4 3.1 3.2 205 crawford street, leominster, ma 01453 usa (508) 534-5776 fax (508) 537-4246 1.1971.177 0.6750.655 0.188 r. max. 0.4400.420 0.1610.151 0.525 r. max. 0.2250.205 seating plane 0.312 min. 0.4500.250 0.0430.038 2 plcs. 0.135 max. 0.875 max. 1.53 ref. .425 .200 .100 .350 min. .080 .160 .020 .020 .035 wideflat 3 plcs. .115 .425 1 2 3 om2990smm front v iew pin 1 - ground pin 2 - output pin 3 - input case - isolated om2990stm om2990ntm isolated non-isolated front v iew front v iew pin 1 - ground pin 1 - ground pin 2 - input pin 2 - input pin 3 - output pin 3 - output tab - isolated tab - input om2990nmm pin 1 - ground pin 2 - output pin 3 - input 2 1 om2990nkm pin 1 - ground pin 2 - output om2990n2m .430.410 .200.190 .038 max. .005 .120 typ. .537.527 .665.645 .420.410 .150.140 .750.500 .100 typ. .035.025 .045.035 123 to-257aa to-204aa (t o-3) smd-3 smd 1 n p ackage lcc 20 .075 ( .010) typ. .040 .020 x45 ref. .040 x45 ref (3 pl) .010 .160sq. ref. .065 .009 r.20 plcs. 3 1 19 18 14 4 13 9 .003 .050 typ. .050 ( .005) typ. .085 .025 sq. typ. ( .003) .025 typ. pin 1 nc pin 1 1 v out pin 2 nc pin 12 v out pin 3 nc pin 13 nc pin 4 nc pin 14 nc pin 5 nc pin 15 v in pin 6 ground pin 16 v in pin 7 nc pin 17 v in pin 8 nc pin 18 nc pin 9 v out (sense) pin 19 nc .140 .415 .157 .015 .140 .140 .050 .050 .037 .375 .030 min. 1 2 3 downloaded from: http:///
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